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Trademarks = 4

Forward Citations = 340

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9 inventors (with patents filed for the assignee):

Semor D Tofte (5 out of 5 patents)

Thomas K Hiniker (4 out of 13 patents)

S David Tofte (4 out of 4 patents)

4. Steven W Vogel (3 out of 4 patents)

5. Jeffry M Irish (2 out of 2 patents)

6. Jeff Germscheid (2 out of 2 patents)

7. Jeffrey B Colter (1 out of 1 patent)

8. Dennis J Berning (1 out of 1 patent)

9. Gary Dennis Hodapp (1 out of 6 patents)

12 patents: Sort by Forward Citations

1. 11992005 - Automated spray nozzle test system (2024-05-28),

2. 11815375 - Meter tube assembly (2023-11-14),

3. 5915668 - Fail safe valve actuator (1999-06-29),

4. 5574657 - Electronic rate meter controller and method (1996-11-12),

5. 5520333 - Tube metering control system (1996-05-28),

6. 5475614 - Method and apparatus for controlling a variable fluid delivery system (1995-12-12),

7. 5350992 - Motor control circuit (1994-09-27),

8. 5323721 - Planter monitor system (1994-06-28),

9. 4998058 - Apparatus including transmitter, receiver and display housings for (1991-03-05),

10. D310339 - Point location device (1990-09-04),

11. 4942765 - Ultrasonic velocity sensor (1990-07-24),

12. 4942558 - Ultrasonic velocity sensor (1990-07-17),

Micro-trak Systems, Inc. is a leading provider of precision agricultural equipment and solutions. With over 30 years of experience, we offer a wide range of innovative products such as GPS guidance systems, flow meters, and spray controllers to help farmers improve efficiency and productivity. Our products are known for their accuracy, reliability, and ease of use, making us a trusted partner for growers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

12 Patents

#4 in Mankato, MN

#716 in Minnesota

#24,785 in US

#46,685 in the World

Mankato, MN, United States of America

Micro-trak Systems, Inc.